你没去外国疑问回答我有关保证的疑难题目吗？
这是个好问题，这是我正在奋斗的题目之一。我希望有一天能够回答。
Good questions, and ones that I struggled with. I hope some day to be able to answer them by analysis.
其实这正回答了这篇博客题目中提出的“笔记本里有什么”的问题，因为如果没有收藏的那些五花八门的笔记本，我就写不出这些博客来。
That's the answer, of course, to the question posed in the title of this post "What's in a notebook?" because without my collection of mongrel notebooks, I would not have been able to write this blog.
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